Tire tread



FIG. 1 is a front elevation view of the tire tread of our design;

FIG. 2 is a side elevation view of the tire tread of our design;

FIG. 3 is a side elevation view of the tire tread of our design, taken from the opposite side of that shown in FIG. 2; and,

FIG. 4 is an enlarged, partial view of the tire tread of FIG. 1, as indicated by the break lines.

In the drawings, the broken lines defining the sidewall and inner bead depict environmental subject matter that forms no part of the claimed design. The tread pattern repeats uniformly throughout the circumference of the tire. 

CLAIM The ornamental design for a tire tread, as shown and described. 